brainwave

Primary Meanings of brainwave

1.
n
the clear (and often sudden) understanding of a complex situation
2.
n
(neurophysiology) rapid fluctuations of voltage between parts of the cerebral cortex that are detectable with an electroencephalograph
Full Definitions of brainwave
1

n the clear (and often sudden) understanding of a complex situation

Synonyms:
brainstorm, insight
Types:
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light
mental understanding as an enlightening experience
revelation
an enlightening or astonishing disclosure
breakthrough, discovery, find
a productive insight
flash
a sudden brilliant understanding
Type of:
apprehension, discernment, savvy, understanding
the cognitive condition of someone who understands
2

n (neurophysiology) rapid fluctuations of voltage between parts of the cerebral cortex that are detectable with an electroencephalograph

Synonyms:
brain wave, cortical potential
Types:
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alpha rhythm, alpha wave
the normal brainwave in the electroencephalogram of a person who is awake but relaxed; occurs with a frequency of 8-12 hertz
beta rhythm, beta wave
the normal brainwave in the encephalogram of a person who is awake and alert; occurs with a frequency between 12 and 30 hertz
delta rhythm, delta wave
the normal brainwave in the encephalogram of a person in deep dreamless sleep; occurs with high voltage and low frequency (1 to 4 hertz)
theta rhythm, theta wave
the normal brainwave in the encephalogram of a person who is awake but relaxed and drowsy; occurs with low frequency and low amplitude
Type of:
bioelectricity
electric phenomena in animals or plants

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